<footer class="footer">
    <div class="container">

    </div>
</footer>

<style>

    html {
        position: relative;
        min-height: 100%;
    }

    body {
        /* Margin bottom by footer height */
        margin-bottom: 100px;
    }

    .footer {
        position: absolute;
        bottom: 0;
        width: 100%;
        /* Set the fixed height of the footer here */
        height: 100px;
        background-color: #e2e2e2;
        margin-bottom: -20px;

    }
</style>

